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CVE-2026-65763MediumCVSS 5.1CVE published 23 July 2026Added to mySites.guru 23 July 2026

Phoca Maps (com_phocamaps) <= 6.0.9 - Unauthenticated Reflected XSS

Phoca Maps by phoca.cz is affected by a reflected cross-site scripting vulnerability (CVE-2026-65763): improper validation of user input reflects attacker-controlled script. Affects all versions 1.0.0 through 6.0.9; fixed in 6.1.0. Complements the existing Phoca Maps stored-XSS rule (CVE-2026-23900, 5.0.0 to below 6.0.3) by extending coverage up to 6.0.9 and to older releases.

Is my site affected?

Affected
Phoca Maps up to and including 6.0.9
Fixed in
A release after 6.0.9
What to do
Update Phoca Maps to the newest release from the vendor. This flaw covers versions up to 6.0.9, so any later release is outside it.
Check whether your sites are affected

How CVE-2026-65763 is scored

The base metrics as Joomla CNA published them, and what each one means for a site running an affected version. Threat and environmental metrics are left out: they describe a moment or a particular install rather than the flaw.

5.1 Medium

CVSS 4.0, scored by Joomla CNA
CVSS:4.0/AV:N/AC:L/AT:N/PR:N/UI:A/VC:L/VI:L/VA:L/SC:N/SI:N/SA:N

How it is reached

AV:N Attack vector
Network. Reachable across the internet
AC:L Attack complexity
Low. Nothing to work around, it just works
AT:N Attack requirements
None. Works against any affected install
PR:N Privileges required
None. No account needed
UI:A User interaction
Active. Someone has to be talked through a few steps

What it does to the site

VC:L Confidentiality
Low. Some data can be read
VI:L Integrity
Low. Some data can be altered
VA:L Availability
Low. The site slows or stutters

What it does beyond the site

SC:N Confidentiality
None. Other systems keep their data
SI:N Integrity
None. Other systems keep their integrity
SA:N Availability
None. Other systems stay up

Timeline

  1. 23 July 2026CVE-2026-65763 record published by its CNA
  2. 23 July 2026mySites.guru check added for Phoca Maps (up to and including 6.0.9)

Rule details

Other vulnerabilities in Phoca Maps

Updating for CVE-2026-65763 alone can leave a site on a release another rule still matches. These are the other flaws we check for in the same extension.

Phoca Maps

References

CVE-2026-65763 questions

Which versions are affected by CVE-2026-65763?
CVE-2026-65763 affects Phoca Maps up to and including 6.0.9.
How do I fix CVE-2026-65763?
Update Phoca Maps to the newest release from the vendor. This flaw covers versions up to 6.0.9, so any later release is outside it.
How severe is CVE-2026-65763?
Joomla CNA scores it 5.1 (Medium) under CVSS 4.0. In plain terms: reachable across the internet, no account needed and someone has to be talked through a few steps.

Running an affected version on a site you manage?

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This check is part of the mySites.guru Joomla vulnerability scanner, which reads every installed extension's version on each audit. Browse the rest of the Joomla vulnerability database.

Rules current as of 5 October 2026.